import { login, logout, getInfo } from '@/api/upms/login'
import { getToken, setToken, removeToken } from '@/utils/auth'
import router, { resetRouter } from '@/router'
import Cookies from 'js-cookie'

const state = {
  token: getToken(),
  name: '',
  avatar: '',
  introduction: '',
  roles: [],
  buttons: [],
  userMsg: {} // 用户信息
}

const mutations = {
  SET_TOKEN: (state, token) => {
    state.token = token
  },
  SET_INTRODUCTION: (state, introduction) => {
    state.introduction = introduction
  },
  SET_NAME: (state, name) => {
    state.name = name
  },
  SET_AVATAR: (state, avatar) => {
    state.avatar = avatar
  },
  SET_ROLES: (state, roles) => {
    state.roles = roles
  },
  SET_BUTTONS: (state, buttons) => {
    state.buttons = buttons
  },
  SET_USERMSG: (state, userMsg) => {
    state.userMsg = userMsg
  }
}

const actions = {
  login({ commit }, userInfo) {
    const { username, password } = userInfo
    return new Promise((resolve, reject) => {
      login({ userName: username.trim(), password: password })
        .then((response) => {
          const { data } = response
          commit('SET_TOKEN', data.token)
          setToken(data.token)
          resolve()
        })
        .catch((error) => {
          reject(error)
        })
    })
  },

  getInfo({ commit, state }) {
    return new Promise((resolve, reject) => {
      getInfo({ locale: Cookies.get('language') || 'ru_RU' })
        .then((response) => {
          const { data } = response

          if (!data) {
            reject('Verification failed, please Login again.')
          }

          const { user, buttons } = data

          if (!user.role) {
            reject('getInfo: roles must be a non-null array!')
            commit('SET_ROLES', ['ROLE_DEFAULT'])
          }
          commit('SET_USERMSG', user)
          commit('SET_ROLES', [user.role.roleName])
          commit('SET_NAME', user.userName)
          commit(
            'SET_BUTTONS',
            buttons.concat(['/login', '/getInfo', '/logout'])
          )
          // commit('SET_AVATAR', avatar)
          // commit('SET_INTRODUCTION', introduction)
          resolve(data)
        })
        .catch((error) => {
          reject(error)
        })
    })
  },

  logout({ commit, state, dispatch }) {
    return new Promise((resolve, reject) => {
      logout(state.token)
        .then(() => {
          commit('SET_TOKEN', '')
          commit('SET_ROLES', [])
          commit('SET_BUTTONS', [])
          removeToken()
          resetRouter()

          dispatch('tagsView/delAllViews', null, { root: true })

          resolve()
        })
        .catch((error) => {
          reject(error)
        })
    })
  },

  resetToken({ commit }) {
    return new Promise((resolve) => {
      commit('SET_TOKEN', '')
      commit('SET_ROLES', [])
      commit('SET_BUTTONS', [])
      removeToken()
      resolve()
    })
  },

  async changeRoles({ commit, dispatch }, role) {
    const token = role + '-token'

    commit('SET_TOKEN', token)
    setToken(token)

    const { roles } = await dispatch('getInfo')

    resetRouter()

    const accessRoutes = await dispatch('permission/generateRoutes', roles, {
      root: true
    })
    router.addRoutes(accessRoutes)

    dispatch('tagsView/delAllViews', null, { root: true })
  }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}
